Merge "Avoid calling into HWC in onFirstRef"

    CompositorTiming compositorTiming;

    flinger->getCompositorTiming(&compositorTiming);

    mFrameEventHistory.initializeCompositorTiming(compositorTiming);

}

void Layer::onFirstRef() NO_THREAD_SAFETY_ANALYSIS {

    if (!isCreatedFromMainThread()) {

        // Grab the SF state lock during this since it's the only way to safely access HWC

        mFlinger->mStateLock.lock();

    }

    const auto& hwc = mFlinger->getHwComposer();

    const auto& activeConfig = hwc.getActiveConfig(HWC_DISPLAY_PRIMARY);

    nsecs_t displayPeriod = activeConfig->getVsyncPeriod();

    mFrameTracker.setDisplayRefreshPeriod(displayPeriod);

    if (!isCreatedFromMainThread()) {

        mFlinger->mStateLock.unlock();

    }

    mFrameTracker.setDisplayRefreshPeriod(compositorTiming.interval);

}

Layer::~Layer() {

              : mFlinger(flinger), mLayer(layer) {}

    };

    virtual void onFirstRef();

    friend class impl::SurfaceInterceptor;

    void commitTransaction(const State& stateToCommit);